Andreas Huber | 1aec397 | 2016-08-26 09:26:32 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 17 | #include "ArrayType.h" |
| 18 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 19 | #include <android-base/logging.h> |
Timur Iskhakov | e8ee6a0 | 2017-09-06 11:42:10 -0700 | [diff] [blame] | 20 | #include <hidl-util/Formatter.h> |
| 21 | #include <iostream> |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 22 | |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 23 | #include "ConstantExpression.h" |
| 24 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 25 | namespace android { |
| 26 | |
Timur Iskhakov | 63f3990 | 2017-08-29 15:47:29 -0700 | [diff] [blame] | 27 | ArrayType::ArrayType(const Reference<Type>& elementType, ConstantExpression* size, Scope* parent) |
Neel Mehta | 3b414a8 | 2019-07-02 15:47:48 -0700 | [diff] [blame] | 28 | : Type(parent, elementType.localName()), mElementType(elementType) { |
Timur Iskhakov | 505316c | 2017-08-05 03:38:59 +0000 | [diff] [blame] | 29 | CHECK(!elementType.isEmptyReference()); |
Neel Mehta | 3b414a8 | 2019-07-02 15:47:48 -0700 | [diff] [blame] | 30 | |
| 31 | appendDimension(size); |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 32 | } |
| 33 | |
Yifan Hong | bd33e38 | 2016-11-02 13:30:17 -0700 | [diff] [blame] | 34 | void ArrayType::appendDimension(ConstantExpression *size) { |
Yifan Hong | 5706a43 | 2016-11-02 09:44:18 -0700 | [diff] [blame] | 35 | mSizes.push_back(size); |
Neel Mehta | 3b414a8 | 2019-07-02 15:47:48 -0700 | [diff] [blame] | 36 | mDefinedName = mDefinedName + "[" + size->expression() + "]"; |
Yifan Hong | bd33e38 | 2016-11-02 13:30:17 -0700 | [diff] [blame] | 37 | } |
| 38 | |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 39 | size_t ArrayType::countDimensions() const { |
| 40 | return mSizes.size(); |
| 41 | } |
| 42 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 43 | bool ArrayType::isArray() const { |
| 44 | return true; |
| 45 | } |
| 46 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 47 | bool ArrayType::deepCanCheckEquality(std::unordered_set<const Type*>* visited) const { |
| 48 | return mElementType->canCheckEquality(visited); |
Yifan Hong | c6752dc | 2016-12-20 14:00:14 -0800 | [diff] [blame] | 49 | } |
| 50 | |
Timur Iskhakov | 24e605b | 2017-08-30 14:02:55 -0700 | [diff] [blame] | 51 | const Type* ArrayType::getElementType() const { |
Timur Iskhakov | b3f8bcb | 2017-08-30 15:33:29 -0700 | [diff] [blame] | 52 | return mElementType.get(); |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 53 | } |
| 54 | |
Steven Moreland | 0ecc7b8 | 2017-07-19 12:59:23 -0700 | [diff] [blame] | 55 | std::string ArrayType::typeName() const { |
| 56 | if (dimension() == 1) { |
| 57 | return "array of " + mElementType->typeName(); |
| 58 | } |
| 59 | |
| 60 | return std::to_string(dimension()) + "d array of " + mElementType->typeName(); |
| 61 | } |
| 62 | |
Timur Iskhakov | b58f418 | 2017-08-29 15:19:24 -0700 | [diff] [blame] | 63 | std::vector<const Reference<Type>*> ArrayType::getReferences() const { |
| 64 | return {&mElementType}; |
Timur Iskhakov | 33431e6 | 2017-08-21 17:31:23 -0700 | [diff] [blame] | 65 | } |
| 66 | |
Timur Iskhakov | b58f418 | 2017-08-29 15:19:24 -0700 | [diff] [blame] | 67 | std::vector<const ConstantExpression*> ArrayType::getConstantExpressions() const { |
| 68 | std::vector<const ConstantExpression*> ret; |
| 69 | ret.insert(ret.end(), mSizes.begin(), mSizes.end()); |
| 70 | return ret; |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 71 | } |
| 72 | |
Timur Iskhakov | 0737c2a | 2017-08-31 10:57:28 -0700 | [diff] [blame] | 73 | status_t ArrayType::resolveInheritance() { |
| 74 | // Resolve for typedefs |
| 75 | while (mElementType->isArray()) { |
| 76 | ArrayType* innerArray = static_cast<ArrayType*>(mElementType.get()); |
| 77 | mSizes.insert(mSizes.end(), innerArray->mSizes.begin(), innerArray->mSizes.end()); |
| 78 | mElementType = innerArray->mElementType; |
| 79 | } |
| 80 | return Type::resolveInheritance(); |
| 81 | } |
| 82 | |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 83 | status_t ArrayType::validate() const { |
Timur Iskhakov | 0737c2a | 2017-08-31 10:57:28 -0700 | [diff] [blame] | 84 | CHECK(!mElementType->isArray()); |
| 85 | |
Steven Moreland | 7df0f39 | 2018-10-31 13:23:22 -0700 | [diff] [blame] | 86 | if (mElementType->isInterface()) { |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 87 | std::cerr << "ERROR: Arrays of interface types are not supported" |
| 88 | << " at " << mElementType.location() << "\n"; |
| 89 | |
| 90 | return UNKNOWN_ERROR; |
| 91 | } |
| 92 | return Type::validate(); |
| 93 | } |
| 94 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 95 | std::string ArrayType::getCppType(StorageMode mode, |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 96 | bool specifyNamespaces) const { |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 97 | const std::string base = mElementType->getCppStackType(specifyNamespaces); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 98 | |
Steven Moreland | c46e984 | 2016-11-02 13:21:26 -0700 | [diff] [blame] | 99 | std::string space = specifyNamespaces ? "::android::hardware::" : ""; |
| 100 | std::string arrayType = space + "hidl_array<" + base; |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 101 | |
| 102 | for (size_t i = 0; i < mSizes.size(); ++i) { |
Steven Moreland | f21962d | 2018-08-09 12:44:40 -0700 | [diff] [blame] | 103 | arrayType += ", " + mSizes[i]->cppValue(); |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 104 | } |
| 105 | |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 106 | arrayType += ">"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 107 | |
| 108 | switch (mode) { |
| 109 | case StorageMode_Stack: |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 110 | return arrayType; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 111 | |
| 112 | case StorageMode_Argument: |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 113 | return "const " + arrayType + "&"; |
| 114 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 115 | case StorageMode_Result: |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 116 | return "const " + arrayType + "*"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 117 | } |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 118 | |
| 119 | CHECK(!"Should not be here"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 120 | } |
| 121 | |
Yifan Hong | 30b5d1f | 2017-04-03 12:19:25 -0700 | [diff] [blame] | 122 | std::string ArrayType::getInternalDataCppType() const { |
| 123 | std::string result = mElementType->getCppStackType(); |
| 124 | for (size_t i = 0; i < mSizes.size(); ++i) { |
| 125 | result += "["; |
| 126 | result += mSizes[i]->cppValue(); |
| 127 | result += "]"; |
| 128 | } |
| 129 | return result; |
| 130 | } |
| 131 | |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 132 | std::string ArrayType::getJavaType(bool forInitializer) const { |
| 133 | std::string base = |
| 134 | mElementType->getJavaType(forInitializer); |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 135 | |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 136 | for (size_t i = 0; i < mSizes.size(); ++i) { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 137 | base += "["; |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 138 | |
| 139 | if (forInitializer) { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 140 | base += mSizes[i]->javaValue(); |
Steven Moreland | f21962d | 2018-08-09 12:44:40 -0700 | [diff] [blame] | 141 | } else { |
| 142 | base += "/* " + mSizes[i]->expression() + " */"; |
Yifan Hong | 5706a43 | 2016-11-02 09:44:18 -0700 | [diff] [blame] | 143 | } |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 144 | |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 145 | base += "]"; |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 146 | } |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 147 | |
| 148 | return base; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 149 | } |
| 150 | |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 151 | std::string ArrayType::getVtsType() const { |
| 152 | return "TYPE_ARRAY"; |
| 153 | } |
| 154 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 155 | void ArrayType::emitReaderWriter( |
| 156 | Formatter &out, |
| 157 | const std::string &name, |
| 158 | const std::string &parcelObj, |
| 159 | bool parcelObjIsPointer, |
| 160 | bool isReader, |
| 161 | ErrorMode mode) const { |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 162 | std::string baseType = mElementType->getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 163 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 164 | const std::string parentName = "_hidl_" + name + "_parent"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 165 | |
| 166 | out << "size_t " << parentName << ";\n\n"; |
| 167 | |
| 168 | const std::string parcelObjDeref = |
| 169 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 170 | |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 171 | size_t numArrayElements = 1; |
| 172 | for (auto size : mSizes) { |
| 173 | numArrayElements *= size->castSizeT(); |
| 174 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 175 | if (isReader) { |
Martijn Coenen | 6a082c6 | 2017-01-11 12:47:02 +0100 | [diff] [blame] | 176 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 177 | << parcelObjDeref |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 178 | << "readBuffer(" |
| 179 | << numArrayElements |
| 180 | << " * sizeof(" |
| 181 | << baseType |
| 182 | << "), &" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 183 | << parentName |
Martijn Coenen | 6a082c6 | 2017-01-11 12:47:02 +0100 | [diff] [blame] | 184 | << ", " |
| 185 | << " reinterpret_cast<const void **>(" |
| 186 | << "&" << name |
| 187 | << "));\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 188 | |
Martijn Coenen | 6a082c6 | 2017-01-11 12:47:02 +0100 | [diff] [blame] | 189 | handleError(out, mode); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 190 | } else { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 191 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 192 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 193 | << parcelObjDeref |
| 194 | << "writeBuffer(" |
| 195 | << name |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 196 | << ".data(), " |
| 197 | << numArrayElements |
| 198 | << " * sizeof(" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 199 | << baseType |
| 200 | << "), &" |
| 201 | << parentName |
| 202 | << ");\n"; |
| 203 | |
| 204 | handleError(out, mode); |
| 205 | } |
| 206 | |
| 207 | emitReaderWriterEmbedded( |
| 208 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 209 | 0 /* depth */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 210 | name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 211 | name /* sanitizedName */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 212 | isReader /* nameIsPointer */, |
| 213 | parcelObj, |
| 214 | parcelObjIsPointer, |
| 215 | isReader, |
| 216 | mode, |
| 217 | parentName, |
| 218 | "0 /* parentOffset */"); |
| 219 | } |
| 220 | |
| 221 | void ArrayType::emitReaderWriterEmbedded( |
| 222 | Formatter &out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 223 | size_t depth, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 224 | const std::string &name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 225 | const std::string &sanitizedName, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 226 | bool nameIsPointer, |
| 227 | const std::string &parcelObj, |
| 228 | bool parcelObjIsPointer, |
| 229 | bool isReader, |
| 230 | ErrorMode mode, |
| 231 | const std::string &parentName, |
| 232 | const std::string &offsetText) const { |
| 233 | if (!mElementType->needsEmbeddedReadWrite()) { |
| 234 | return; |
| 235 | } |
| 236 | |
| 237 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 238 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 239 | std::string baseType = mElementType->getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 240 | |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 241 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 242 | |
| 243 | out << "for (size_t " |
| 244 | << iteratorName |
| 245 | << " = 0; " |
| 246 | << iteratorName |
| 247 | << " < " |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 248 | << dimension() |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 249 | << "; ++" |
| 250 | << iteratorName |
| 251 | << ") {\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 252 | |
| 253 | out.indent(); |
| 254 | |
| 255 | mElementType->emitReaderWriterEmbedded( |
| 256 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 257 | depth + 1, |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 258 | nameDeref + "data()[" + iteratorName + "]", |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 259 | sanitizedName + "_indexed", |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 260 | false /* nameIsPointer */, |
| 261 | parcelObj, |
| 262 | parcelObjIsPointer, |
| 263 | isReader, |
| 264 | mode, |
| 265 | parentName, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 266 | offsetText |
| 267 | + " + " + iteratorName + " * sizeof(" |
| 268 | + baseType |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 269 | + ")"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 270 | |
| 271 | out.unindent(); |
| 272 | |
| 273 | out << "}\n\n"; |
| 274 | } |
| 275 | |
Yifan Hong | e45b530 | 2017-02-22 10:49:07 -0800 | [diff] [blame] | 276 | void ArrayType::emitJavaDump( |
| 277 | Formatter &out, |
| 278 | const std::string &streamName, |
| 279 | const std::string &name) const { |
| 280 | out << streamName << ".append(java.util.Arrays." |
| 281 | << (countDimensions() > 1 ? "deepToString" : "toString") |
| 282 | << "(" |
Nirav Atre | 66842a9 | 2018-06-28 18:14:13 -0700 | [diff] [blame] | 283 | << name |
| 284 | << "));\n"; |
Yifan Hong | e45b530 | 2017-02-22 10:49:07 -0800 | [diff] [blame] | 285 | } |
| 286 | |
| 287 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 288 | bool ArrayType::needsEmbeddedReadWrite() const { |
| 289 | return mElementType->needsEmbeddedReadWrite(); |
| 290 | } |
| 291 | |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 292 | bool ArrayType::resultNeedsDeref() const { |
| 293 | return true; |
| 294 | } |
| 295 | |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 296 | void ArrayType::emitJavaReaderWriter( |
| 297 | Formatter &out, |
| 298 | const std::string &parcelObj, |
| 299 | const std::string &argName, |
| 300 | bool isReader) const { |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 301 | size_t align, size; |
| 302 | getAlignmentAndSize(&align, &size); |
| 303 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 304 | if (isReader) { |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 305 | out << "new " |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 306 | << getJavaType(true /* forInitializer */) |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 307 | << ";\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 308 | } |
| 309 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 310 | out << "{\n"; |
| 311 | out.indent(); |
| 312 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 313 | out << "android.os.HwBlob _hidl_blob = "; |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 314 | |
| 315 | if (isReader) { |
| 316 | out << parcelObj |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 317 | << ".readBuffer(" |
| 318 | << size |
| 319 | << " /* size */);\n"; |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 320 | } else { |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 321 | out << "new android.os.HwBlob(" |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 322 | << size |
| 323 | << " /* size */);\n"; |
| 324 | } |
| 325 | |
| 326 | emitJavaFieldReaderWriter( |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 327 | out, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 328 | 0 /* depth */, |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 329 | parcelObj, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 330 | "_hidl_blob", |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 331 | argName, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 332 | "0 /* offset */", |
| 333 | isReader); |
| 334 | |
| 335 | if (!isReader) { |
| 336 | out << parcelObj << ".writeBuffer(_hidl_blob);\n"; |
| 337 | } |
| 338 | |
| 339 | out.unindent(); |
| 340 | out << "}\n"; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 341 | } |
| 342 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 343 | void ArrayType::emitJavaFieldInitializer( |
| 344 | Formatter &out, const std::string &fieldName) const { |
Nirav Atre | 66842a9 | 2018-06-28 18:14:13 -0700 | [diff] [blame] | 345 | const std::string typeName = getJavaType(false /* forInitializer */); |
Nirav Atre | 1d56562 | 2018-07-13 15:41:21 -0700 | [diff] [blame] | 346 | const std::string fieldDeclaration = typeName + " " + fieldName; |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 347 | |
Nirav Atre | 66842a9 | 2018-06-28 18:14:13 -0700 | [diff] [blame] | 348 | emitJavaFieldDefaultInitialValue(out, fieldDeclaration); |
| 349 | } |
| 350 | |
| 351 | void ArrayType::emitJavaFieldDefaultInitialValue( |
| 352 | Formatter &out, const std::string &declaredFieldName) const { |
| 353 | out << declaredFieldName |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 354 | << " = new " |
Nirav Atre | 66842a9 | 2018-06-28 18:14:13 -0700 | [diff] [blame] | 355 | << getJavaType(true /* forInitializer */) |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 356 | << ";\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 357 | } |
| 358 | |
| 359 | void ArrayType::emitJavaFieldReaderWriter( |
| 360 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 361 | size_t depth, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 362 | const std::string &parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 363 | const std::string &blobName, |
| 364 | const std::string &fieldName, |
| 365 | const std::string &offset, |
| 366 | bool isReader) const { |
Andreas Huber | 90e8fc2 | 2016-09-21 16:36:15 -0700 | [diff] [blame] | 367 | out << "{\n"; |
| 368 | out.indent(); |
| 369 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 370 | std::string offsetName = "_hidl_array_offset_" + std::to_string(depth); |
| 371 | out << "long " << offsetName << " = " << offset << ";\n"; |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 372 | |
Andreas Huber | a23f1ae | 2017-10-31 11:50:18 -0700 | [diff] [blame] | 373 | const bool isPrimitiveArray = mElementType->isScalar(); |
| 374 | |
| 375 | /* If the element type corresponds to a Java primitive type we can optimize |
| 376 | the innermost loop by copying a linear range of memory instead of doing |
| 377 | a per-element copy. As a result the outer nested loop does not include |
| 378 | the final dimension. */ |
| 379 | const size_t loopDimensions = mSizes.size() - (isPrimitiveArray ? 1 : 0); |
| 380 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 381 | std::string indexString; |
Andreas Huber | a23f1ae | 2017-10-31 11:50:18 -0700 | [diff] [blame] | 382 | for (size_t dim = 0; dim < loopDimensions; ++dim) { |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 383 | std::string iteratorName = |
| 384 | "_hidl_index_" + std::to_string(depth) + "_" + std::to_string(dim); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 385 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 386 | out << "for (int " |
| 387 | << iteratorName |
| 388 | << " = 0; " |
| 389 | << iteratorName |
| 390 | << " < " |
Yifan Hong | 5706a43 | 2016-11-02 09:44:18 -0700 | [diff] [blame] | 391 | << mSizes[dim]->javaValue() |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 392 | << "; ++" |
| 393 | << iteratorName |
| 394 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 395 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 396 | out.indent(); |
| 397 | |
| 398 | indexString += "[" + iteratorName + "]"; |
| 399 | } |
| 400 | |
Nirav Atre | 66842a9 | 2018-06-28 18:14:13 -0700 | [diff] [blame] | 401 | const bool isIndexed = (loopDimensions > 0); |
| 402 | const std::string fieldNameWithCast = isIndexed |
| 403 | ? "(" + getJavaTypeCast(fieldName) + ")" + indexString |
| 404 | : getJavaTypeCast(fieldName); |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 405 | |
Nirav Atre | 66842a9 | 2018-06-28 18:14:13 -0700 | [diff] [blame] | 406 | if (isReader && mElementType->isCompoundType()) { |
| 407 | mElementType->emitJavaFieldDefaultInitialValue(out, fieldNameWithCast); |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 408 | } |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 409 | |
Andreas Huber | a23f1ae | 2017-10-31 11:50:18 -0700 | [diff] [blame] | 410 | if (!isPrimitiveArray) { |
| 411 | mElementType->emitJavaFieldReaderWriter( |
| 412 | out, |
| 413 | depth + 1, |
| 414 | parcelName, |
| 415 | blobName, |
Nirav Atre | 66842a9 | 2018-06-28 18:14:13 -0700 | [diff] [blame] | 416 | fieldNameWithCast, |
Andreas Huber | a23f1ae | 2017-10-31 11:50:18 -0700 | [diff] [blame] | 417 | offsetName, |
| 418 | isReader); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 419 | |
Andreas Huber | a23f1ae | 2017-10-31 11:50:18 -0700 | [diff] [blame] | 420 | size_t elementAlign, elementSize; |
| 421 | mElementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 422 | |
Andreas Huber | a23f1ae | 2017-10-31 11:50:18 -0700 | [diff] [blame] | 423 | out << offsetName << " += " << std::to_string(elementSize) << ";\n"; |
| 424 | } else { |
| 425 | if (isReader) { |
| 426 | out << blobName |
| 427 | << ".copyTo" |
| 428 | << mElementType->getJavaSuffix() |
| 429 | << "Array(" |
| 430 | << offsetName |
| 431 | << ", " |
Nirav Atre | 66842a9 | 2018-06-28 18:14:13 -0700 | [diff] [blame] | 432 | << fieldNameWithCast |
Andreas Huber | a23f1ae | 2017-10-31 11:50:18 -0700 | [diff] [blame] | 433 | << ", " |
| 434 | << mSizes.back()->javaValue() |
| 435 | << " /* size */);\n"; |
| 436 | } else { |
Andreas Huber | 2dafb92 | 2018-08-03 13:54:41 -0700 | [diff] [blame] | 437 | std::string elemName = "_hidl_array_item_" + std::to_string(depth); |
| 438 | |
| 439 | out << mElementType->getJavaType(false /* forInitializer */) |
| 440 | << "[] " |
| 441 | << elemName |
| 442 | << " = " |
| 443 | << fieldNameWithCast |
| 444 | << ";\n\n"; |
| 445 | |
| 446 | out << "if (" |
| 447 | << elemName |
| 448 | << " == null || " |
| 449 | << elemName |
| 450 | << ".length != " |
| 451 | << mSizes.back()->javaValue() |
| 452 | << ") {\n"; |
| 453 | |
| 454 | out.indent(); |
| 455 | |
| 456 | out << "throw new IllegalArgumentException(" |
| 457 | << "\"Array element is not of the expected length\");\n"; |
| 458 | |
| 459 | out.unindent(); |
| 460 | out << "}\n\n"; |
| 461 | |
Andreas Huber | a23f1ae | 2017-10-31 11:50:18 -0700 | [diff] [blame] | 462 | out << blobName |
| 463 | << ".put" |
| 464 | << mElementType->getJavaSuffix() |
| 465 | << "Array(" |
| 466 | << offsetName |
| 467 | << ", " |
Andreas Huber | 2dafb92 | 2018-08-03 13:54:41 -0700 | [diff] [blame] | 468 | << elemName |
Andreas Huber | a23f1ae | 2017-10-31 11:50:18 -0700 | [diff] [blame] | 469 | << ");\n"; |
| 470 | } |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 471 | |
Andreas Huber | a23f1ae | 2017-10-31 11:50:18 -0700 | [diff] [blame] | 472 | size_t elementAlign, elementSize; |
| 473 | mElementType->getAlignmentAndSize(&elementAlign, &elementSize); |
| 474 | |
| 475 | out << offsetName |
| 476 | << " += " |
| 477 | << mSizes.back()->javaValue() |
| 478 | << " * " |
| 479 | << elementSize |
| 480 | << ";\n"; |
| 481 | } |
| 482 | |
| 483 | for (size_t dim = 0; dim < loopDimensions; ++dim) { |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 484 | out.unindent(); |
| 485 | out << "}\n"; |
| 486 | } |
Andreas Huber | 90e8fc2 | 2016-09-21 16:36:15 -0700 | [diff] [blame] | 487 | |
| 488 | out.unindent(); |
| 489 | out << "}\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 490 | } |
| 491 | |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 492 | void ArrayType::emitVtsTypeDeclarations(Formatter& out) const { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 493 | out << "type: " << getVtsType() << "\n"; |
Steven Moreland | f21962d | 2018-08-09 12:44:40 -0700 | [diff] [blame] | 494 | out << "vector_size: " << mSizes[0]->rawValue() << "\n"; |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 495 | out << "vector_value: {\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 496 | out.indent(); |
Zhuoyao Zhang | eb355ee | 2016-10-20 16:00:40 -0700 | [diff] [blame] | 497 | // Simple array case. |
| 498 | if (mSizes.size() == 1) { |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 499 | mElementType->emitVtsTypeDeclarations(out); |
Zhuoyao Zhang | eb355ee | 2016-10-20 16:00:40 -0700 | [diff] [blame] | 500 | } else { // Multi-dimension array case. |
| 501 | for (size_t index = 1; index < mSizes.size(); index++) { |
| 502 | out << "type: " << getVtsType() << "\n"; |
Steven Moreland | f21962d | 2018-08-09 12:44:40 -0700 | [diff] [blame] | 503 | out << "vector_size: " << mSizes[index]->rawValue() << "\n"; |
Zhuoyao Zhang | eb355ee | 2016-10-20 16:00:40 -0700 | [diff] [blame] | 504 | out << "vector_value: {\n"; |
| 505 | out.indent(); |
Zhuoyao Zhang | eb355ee | 2016-10-20 16:00:40 -0700 | [diff] [blame] | 506 | if (index == mSizes.size() - 1) { |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 507 | mElementType->emitVtsTypeDeclarations(out); |
Zhuoyao Zhang | eb355ee | 2016-10-20 16:00:40 -0700 | [diff] [blame] | 508 | } |
| 509 | } |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 510 | } |
Zhuoyao Zhang | eb355ee | 2016-10-20 16:00:40 -0700 | [diff] [blame] | 511 | for (size_t index = 0; index < mSizes.size(); index++) { |
| 512 | out.unindent(); |
| 513 | out << "}\n"; |
| 514 | } |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 515 | } |
| 516 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 517 | bool ArrayType::deepIsJavaCompatible(std::unordered_set<const Type*>* visited) const { |
| 518 | if (!mElementType->isJavaCompatible(visited)) { |
| 519 | return false; |
| 520 | } |
| 521 | return Type::deepIsJavaCompatible(visited); |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 522 | } |
| 523 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 524 | bool ArrayType::deepContainsPointer(std::unordered_set<const Type*>* visited) const { |
| 525 | if (mElementType->containsPointer(visited)) { |
| 526 | return true; |
| 527 | } |
| 528 | return Type::deepContainsPointer(visited); |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 529 | } |
| 530 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 531 | void ArrayType::getAlignmentAndSize(size_t *align, size_t *size) const { |
| 532 | mElementType->getAlignmentAndSize(align, size); |
| 533 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 534 | for (auto sizeInDimension : mSizes) { |
Yifan Hong | 5706a43 | 2016-11-02 09:44:18 -0700 | [diff] [blame] | 535 | (*size) *= sizeInDimension->castSizeT(); |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 536 | } |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 537 | } |
| 538 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 539 | size_t ArrayType::dimension() const { |
| 540 | size_t numArrayElements = 1; |
| 541 | for (auto size : mSizes) { |
Yifan Hong | 5706a43 | 2016-11-02 09:44:18 -0700 | [diff] [blame] | 542 | numArrayElements *= size->castSizeT(); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 543 | } |
| 544 | return numArrayElements; |
| 545 | } |
| 546 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 547 | } // namespace android |
| 548 | |